Nitecore D4 Universal Battery Charger Fast And Efficient Charging for Li-ion NiMH And More Compact Versatile User-Friendly Design

The Nitecore D4 Universal Battery Charger delivers fast, efficient charging for Li-ion, NiMH, NiCd, and LiFePO4 batteries in a compact, versatile design. Its intelligent charging system automatically detects battery type and selects optimal charging current up to 1.5A per slot. The integrated LCD display shows real-time voltage, current, and charging progress for each of the four independent slots. Built-in safety protections include reverse polarity, short circuit, overcharge, and overheat prevention. Compatible with popular sizes like 18650, 26650, AA, AAA, and more. Ideal for flashlights, vapes, cameras, and everyday electronics.